← back to the index
SM-009 Mountaineering · K2, Karakoram 2008

The 2008 K2 Disaster — A serac cut the ropes, and eleven did not come down

altitudeserac-collapsepartial-loss2000s-plus
Lost
11 climbers
Peak
K2, 8,611 m
Ended
1–2 August 2008, the Bottleneck
Status
Partial loss

Summary

On 1–2 August 2008, eleven climbers died on K2, the world's second-highest mountain, in the worst single accident in its history. The disaster unfolded high on the Abruzzi Spur, around and above a steep gully called the Bottleneck at roughly 8,300 metres, when a collapsing ice cliff — a serac hanging over the route — sheared away the fixed ropes that descending climbers depended on and stranded them through the night in the death zone. Most of the dead fell, were swept away by ice, or succumbed to exhaustion and exposure while trying to descend without the ropes they had counted on.

K2, 8,611 metres high on the Pakistan–China border in the Karakoram, is far more technical and dangerous than Everest, and its summit day funnels nearly every climber through the Bottleneck beneath an overhanging serac. On 1 August an unusually large international gathering — Dutch, Italian, French, Norwegian, Serbian, South Korean, Spanish and American climbers, supported by Nepali Sherpas and Pakistani high-altitude porters — set out together for the top. Confusion over fixing the ropes, a bottleneck of bodies in the couloir, and the loss of an early climber all delayed the ascent, so that most who summited did so dangerously late, some not until about 8 p.m., with the descent still ahead of them in failing light.

The toll fell across many nationalities, and especially hard on the support climbers. The dead included the Serbian Dren Mandić and the Pakistani porters Jehan Baig and Meherban Karim; the Norwegian Rolf Bae; the Frenchman Hugues d'Aubarède; the Irishman Gerard "Ger" McDonnell, the first of his nation to summit K2, who died after staying to free three entangled climbers; three South Korean climbers; and the Nepali Sherpas Jumik Bhote and Pasang Bhote, killed in the act of rescue. Survival, where it came, owed much to Sherpas — Pemba Gyalje and Chhiring Dorje among them — whose skill and decisions brought several climbers down alive.

Timeline

Late July 2008
Crowded high camps
Multiple international expeditions converge on K2 and agree to a coordinated summit push, pooling rope-fixing duties for the Bottleneck.
31 Jul – 1 Aug 2008
Rope-fixing falters
Sherpas and porters fix lines overnight, but ropes are misplaced low on the route, wasting time and gear higher up; an ailing porter, Shaheen Baig, descends.
1 Aug, ~03:00
The push begins
The main groups leave Camp IV; several climbers, judging the delays too dangerous, turn back early.
1 Aug, ~08:00
First death
Near the Bottleneck, the Serb Dren Mandić unclips to adjust his gear, loses balance and falls to his death — the first fatality.
1 Aug, late morning
Second death
The Pakistani porter Jehan Baig, helping with Mandić's body, collapses from altitude and falls; he is the second victim.
1 Aug, ~15:00–20:00
A late summit
Spaniard Alberto Zerain tops out first near 3 p.m.; a traffic jam in the Bottleneck pushes most of the eighteen summiteers to the top hours later, some near 8 p.m.
1 Aug, ~20:30
The serac cuts the ropes
A serac collapse on the traverse kills the Norwegian Rolf Bae and severs the fixed lines, leaving climbers above to descend the Bottleneck unroped in the dark.
1 Aug, night
Stranded in the death zone
Some bivouac, some descend blind; the Frenchman Hugues d'Aubarède falls during the night descent, the fourth death.
2 Aug, morning
The rescue attempt
Above the Bottleneck, Ger McDonnell and Marco Confortola spend hours trying to free three climbers — Korean members and the Sherpa Jumik Bhote — tangled in ropes.
2 Aug, midday
The second collapse
A further serac fall sweeps away McDonnell, the Korean climbers, Jumik Bhote and the rescuer Pasang Bhote; with the missing porter Meherban Karim, the toll reaches eleven.
2–4 Aug 2008
The survivors come down
Wilco van Rooijen, Marco Confortola, Cas van de Gevel and others reach safety, several with severe frostbite, aided by Sherpas Pemba Gyalje and Chhiring Dorje.

A more dangerous mountain and a single fatal gate

K2 is not Everest. At 8,611 metres it is the second-highest mountain on Earth, but it is steeper, colder, more storm-prone and far more technically demanding, and it has killed a far greater share of those who attempt it. The standard line, the Abruzzi Spur on the Pakistani side, channels nearly every summit party through one feature: the Bottleneck, a steep snow-and-ice couloir at around 8,300 metres that runs directly beneath a vast overhanging serac — a cliff of glacial ice that can break away without warning. To pass, climbers traverse left under the hanging ice. Because the ground is so steep and exposed, parties fix ropes through the Bottleneck and the traverse and rely on them completely, both going up and coming down. That dependence is the structural weakness the 2008 disaster exposed: when the serac took the ropes, it took the only thing holding the descent together.

The 2008 season concentrated the danger by concentrating people. Roughly a dozen expeditions and some thirty climbers were on the mountain, and to avoid each team fixing its own lines they agreed to cooperate on a single push. In principle this was sensible; in practice it broke down. The rope-fixing party set out overnight, but ropes meant for the high, lethal sections were used up too low on the route, and time was lost re-rigging in the dark. One of the most experienced Pakistani porters, Shaheen Baig, fell ill and descended. By the time the long line of climbers reached the Bottleneck, the schedule that should have put them on the summit by early afternoon was already badly broken.

A late summit and a serac in the dark

The first death came early and had nothing to do with the serac. Around eight in the morning on 1 August, the Serbian climber Dren Mandić unclipped from the fixed rope to adjust his oxygen and let another climber pass; he lost his balance and fell more than a hundred metres. In the effort to recover his body, the Pakistani high-altitude porter Jehan Baig, himself failing from the altitude, lost his footing and fell to his death as well. Two men were gone before noon, and the long queue of climbers in the Bottleneck pressed on upward into the afternoon.

That queue was the heart of the catastrophe. The Spaniard Alberto Zerain, climbing ahead of the crowd, reached the summit near 3 p.m. and descended safely. Behind him the traffic jam meant that most of the eighteen who summited did so far too late — some not until around 8 p.m. — leaving them to descend the most dangerous section of the mountain in darkness and cold, exhausted and low on oxygen. At about half past eight that evening, as climbers worked back across the traverse, a section of the serac collapsed. It killed the Norwegian Rolf Bae, who had turned back just short of the top, and sheared through the fixed ropes below. The lines the descending climbers needed were simply gone. Above the Bottleneck, men now faced a steep, icy, unroped descent in the dark, some choosing to bivouac in the open above 8,000 metres and others trying to climb down blind. The Frenchman Hugues d'Aubarède, out of oxygen for hours, fell during that night descent.

The rescue that cost the rescuers

By the morning of 2 August, eight people were still above the Bottleneck. The Dutch climber Wilco van Rooijen, descending alone and going snow-blind, came upon a knot of climbers — Korean expedition members and the Nepali Sherpa Jumik Bhote — tangled and hanging in a mass of ropes, some inverted, bloodied, but alive. He gave away his spare gloves and, unable to do more, continued down. Behind him the Irishman Gerard McDonnell and the Italian Marco Confortola reached the same trapped men and spent hours in the death zone trying to free them. The accounts of exactly what followed differ, but the weight of evidence — including the testimony of the Sherpa Pasang Bhote, relayed by radio before his own death — indicates that McDonnell did not abandon the trapped climbers but worked to free them and was with or near them when a second serac collapse swept the group away. That single fall killed McDonnell, two Korean climbers, Jumik Bhote and Pasang Bhote, who had climbed back up to help. The Pakistani porter Meherban Karim, last seen high on the mountain, was also lost, most likely to the ice. The total reached eleven.

Survival, where it came, was bought by skill and by the support climbers the triumphalist version of mountaineering tends to forget. The Sherpas Pemba Gyalje and Chhiring Dorje made the hard, correct decisions in the dark — down-climbing the bare ice, shepherding clients, in one case lowering a climber who had lost his ice axe — and brought themselves and others down alive. Wilco van Rooijen survived two open bivouacs and a delirious, off-route descent before being located; Marco Confortola and the Dutchman Cas van de Gevel came down with severe frostbite. The Norwegian Cecilie Skog, who had stood with her husband Rolf Bae near the summit, descended through the wreckage of the day that had killed him. McDonnell, the first Irishman to climb K2, is remembered for the choice that ended his life: to stay with strangers who could not save themselves.

The Five Factors

01
A single hanging hazard over the only route
Every summit party had to pass beneath the Bottleneck serac, an overhanging ice cliff that could calve at any moment. Concentrating the entire descent's safety on fixed ropes strung directly under that hazard meant one collapse could disable the whole party at once — which is exactly what happened.
02
Summit fever past a broken turnaround
The schedule failed by midday, yet climbers kept going up, reaching the top as late as 8 p.m. when any safe plan demanded a turnaround hours earlier. Pushing on into the late afternoon guaranteed a descent of the hardest ground in darkness, cold and oxygen debt — the classic signature of high-altitude disaster.
03
Crowding and a coordination failure
An unusually large, multi-team gathering created a traffic jam in the Bottleneck and a rope-fixing effort that misallocated gear and time. Dependence on shared logistics that no one fully controlled left climbers waiting in the death zone, then descending without the lines they had assumed would be there.
04
Total reliance on the fixed ropes
Because the route was rigged, most climbers carried no spare rope or means of protected descent; when the serac cut the lines, they were forced to free-climb lethal ground exhausted and in the dark. A system with no redundancy turns one failure into many.
05
No rescue possible in the death zone
Above 8,000 metres there is no real help: no other team with reserves to spare, no way to lower the injured far, no margin for a benighted descent. Once climbers were stranded above the broken ropes, their fate rested almost entirely on their own dwindling strength.

Aftermath

Eleven climbers died, the worst single toll in K2's recorded history, and the survivors came down to a long and bitter dispute over what had happened on the mountain. Conflicting accounts — particularly Marco Confortola's initial suggestion that Ger McDonnell had given up on the trapped climbers — were challenged by other survivors and by the radioed testimony of Pasang Bhote before his death, and the weight of the evidence came to support the view that McDonnell stayed and tried to save them. The disaster was reconstructed in books, including Freddie Wilkinson's and Graham Bowley's accounts, and in the 2012 documentary The Summit, which centred McDonnell's choices and corrected the early rumours.

The 2008 disaster reshaped how K2 is discussed. It exposed the danger of large cooperative pushes that depend on fragile shared logistics, the lethal arithmetic of late summits, and above all the structural trap of routing every climber under the Bottleneck serac and tying their survival to ropes hung beneath it. It also brought rare and deserved recognition to the support climbers: Pemba Gyalje Sherpa was honoured for the rescues he carried out, and the deaths of Jumik Bhote, Pasang Bhote, Jehan Baig and Meherban Karim are now remembered as central to the day, not as a footnote to the clients they served. K2 remains one of the deadliest of the great peaks, and the events of those two days are still studied as a case of how skill, weather, crowding and a single collapsing cliff combined to kill nearly half of those who reached the top.

Lessons

  1. Do not route an entire party's survival under a single hanging hazard, and never let fixed ropes beneath a serac become the only thing holding a descent together.
  2. Treat the turnaround time as binding; a summit reached in the late afternoon is a night descent of the hardest ground in the dark, which is to say a death deferred.
  3. Build redundancy into the system — spare rope, an independent means of descent — so that one failure high on the mountain does not strand everyone at once.
  4. Crowding and shared logistics multiply risk when no one fully controls them; coordinate the plan as carefully as the climb, or stagger the parties.
  5. Name and honour the Sherpas and high-altitude porters whose skill saves clients and whose deaths are too often the largest part of the toll.

References